Three-Month Temperature Outlook
Issued: May 2013

DECATUR, IL
MACON County, Coop ID: 112193 Elevation: 620 ft. Latitude: 39° 49' N Longitude: 88° 57' W

Temperature Range for 99% Confidence Interval

 		JJA		JAS		ASO		SON		OND		NDJ		DJF		JFM		FMA		MAM		AMJ		MJJ		JJA		
Median		74.5		73.1		65.9		55.4		43.1		33.4		29.7		33.6		42.7		53.7		63.5		70.9		74.5		
99%		79.4/69.6	78.3/67.9	70.8/61.0	60.3/50.5	49.3/36.9	41.4/25.4	37.7/21.7	40.8/26.4	48.4/37.0	59.9/47.5	68.7/58.3	75.3/66.5	79.4/69.6